Skip to main content

Acacia Research Corp

ACTG
Exchange
Nasdaq
Industry
Patent Owners & Lessors
SEC CIK
0000934549

In the last 90 days, Acacia Research Corp insiders filed 0 open-market purchases and 4 sales; 122 institutions reported holding it in 13F filings for Q2 2026, worth $401.0M in total; Starboard Value is the only superinvestor holding it.

13F holders, Q4 2021

Institutional positions in Acacia Research Corp as of Dec 31, 2021. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
110
+8 vs. Q3 2021
Shares held
29.3M
+679.0K (+2.4%) vs. Q3 2021
Total value
$150.2M
−$43.6M (−22.5%) vs. Q3 2021
New holders
24
35 more added
Sold out
16
30 more reduced

Compare with Q3 2021: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting ACTG on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ4 2021: 110 institutions
Q1 2021: 112 institutionsQ2 2021: 96 institutionsQ3 2021: 102 institutionsQ4 2021: 110 institutionsQ1 2022: 96 institutionsQ2 2022: 85 institutionsQ3 2022: 77 institutionsQ4 2022: 84 institutionsQ1 2023: 81 institutionsQ2 2023: 84 institutionsQ3 2023: 89 institutionsQ4 2023: 95 institutionsQ1 2024: 92 institutionsQ2 2024: 103 institutionsQ3 2024: 103 institutionsQ4 2024: 95 institutionsQ1 2025: 89 institutionsQ2 2025: 86 institutionsQ3 2025: 89 institutionsQ4 2025: 94 institutionsQ1 2026: 118 institutionsQ2 2026: 122 institutions
Value heldQ4 2021: $150.2M
Q1 2021: $200.7MQ2 2021: $198.2MQ3 2021: $193.9MQ4 2021: $150.2MQ1 2022: $123.9MQ2 2022: $108.7MQ3 2022: $79.2MQ4 2022: $102.2MQ1 2023: $158.8MQ2 2023: $186.4MQ3 2023: $314.2MQ4 2023: $339.2MQ1 2024: $458.4MQ2 2024: $432.3MQ3 2024: $395.7MQ4 2024: $362.5MQ1 2025: $265.9MQ2 2025: $299.3MQ3 2025: $273.8MQ4 2025: $313.8MQ1 2026: $407.4MQ2 2026: $401.0M
Institutions holding ACTG and their total value by quarter
QuarterHoldersValue
Q2 2026122$401.0M
Q1 2026118$407.4M
Q4 202594$313.8M
Q3 202589$273.8M
Q2 202586$299.3M
Q1 202589$265.9M
Q4 202495$362.5M
Q3 2024103$395.7M
Q2 2024103$432.3M
Q1 202492$458.4M
Q4 202395$339.2M
Q3 202389$314.2M
Q2 202384$186.4M
Q1 202381$158.8M
Q4 202284$102.2M
Q3 202277$79.2M
Q2 202285$108.7M
Q1 202296$123.9M
Q4 2021110$150.2M
Q3 2021102$193.9M
Q2 202196$198.2M
Q1 2021112$200.7M

Institutions, Q4 2021

Shares, value and share of portfolio for each institution holding Acacia Research Corp; share changes are against Q3 2021.

Institutions holding ACTG in Q4 2021
InstitutionSharesValue% of portfolioChange in sharesAction
PSI Advisors, LLC119$1.00K0.00%00.0%Unchanged
Steward Partners Investment Advisory, LLC500$3.00K0.00%+500New
Point72 Hong Kong Ltd1,091$6.00K0.00%+1,091New
MetLife Investment Management1,796$9.21K0.00%−15,895−89.8%Reduced
The PNC Financial Services Group, Inc.2,827$15.0K0.00%00.0%Unchanged
State of Wyoming2,891$15.0K0.01%+2,891New
Legal & General Group Plc3,802$20.0K0.00%00.0%Unchanged
Ameritas Investment Partners, Inc.4,242$22.0K0.00%00.0%Unchanged
Royal Bank of Canada9,919$51.0K0.00%+2,661+36.7%Added
Prelude Capital Management, LLC10,000$51.0K0.00%+10,000New
Metropolitan Life Insurance Co10,251$52.6K0.00%−3,134−23.4%Reduced
ProShare Advisors LLC10,714$55.0K0.00%+10,714New
Williams Jones Wealth Management, LLC.12,000$62.0K0.00%00.0%Unchanged
Gateway Advisory, LLC12,000$62.0K0.01%+12,000New
Citigroup Inc12,496$64.0K0.00%+6,858+121.6%Added
Ergoteles LLC13,300$68.0K0.00%+13,300New
Alpine Global Management, LLC13,270$68.0K0.01%+13,270New
Russell Investments Group, Ltd.14,220$72.0K0.00%−4,747−25.0%Reduced
SG Americas Securities, LLC14,263$73.0K0.00%−20,349−58.8%Reduced
Old Mission Capital LLC15,140$78.0K0.00%+15,140New
Paloma Partners Management Co15,449$79.0K0.00%+15,449New
Alliancebernstein L.P.15,841$81.0K0.00%00.0%Unchanged
American Century Companies Inc16,376$84.0K0.00%+16,376New
Tower Research Capital LLC (TRC)16,704$86.0K0.00%+10,991+192.4%Added
Jane Street Group, LLC17,819$91.0K0.00%+17,819New
Shufro Rose & Co LLC18,015$92.0K0.01%00.0%Unchanged
Investors Research Corp18,250$94.0K0.03%−1,550−7.8%Reduced
Thompson Siegel & Walmsley LLC18,235$94.0K0.00%+837+4.8%Added
Jump Financial, LLC19,004$98.0K0.01%+19,004New
Marshall Wace, LLP19,327$100.0K0.00%−162,437−89.4%Reduced
D. E. Shaw & Co., Inc.19,550$100.0K0.00%+19,550New
Voya Investment Management LLC19,741$101.0K0.00%−1,225−5.8%Reduced
Dalton Investments LLC20,000$103.0K0.07%00.0%Unchanged
NJ State Employees Deferred Compensation Plan20,000$103.0K0.01%00.0%Unchanged
BNP Paribas Arbitrage, SA21,166$108.6K0.00%+9,995+89.5%Added
Powell Investment Advisors, LLC21,500$110.0K0.06%+3,500+19.4%Added
SNS Financial Group, LLC22,000$113.0K0.01%00.0%Unchanged
First Manhattan Co23,000$117.0K0.00%00.0%Unchanged
UBS Group AG23,531$121.0K0.00%+23,531New
Raymond James & Associates24,800$127.0K0.00%−7,230−22.6%Reduced
American International Group, Inc.26,055$134.0K0.00%−780−2.9%Reduced
HRT Financial LP26,597$136.0K0.00%+26,597New
California State Teachers Retirement System27,056$139.0K0.00%00.0%Unchanged
Wells Fargo & Company27,244$140.0K0.00%+27,218+104,684.6%Added
Elkhorn Partners Limited Partnership28,800$148.0K0.08%+7,400+34.6%Added
Manufacturers Life Insurance Company, The29,688$152.0K0.00%−1,320−4.3%Reduced
Deutsche Bank AG29,865$153.0K0.00%+1,494+5.3%Added
Price T Rowe Associates Inc33,595$172.0K0.00%−800−2.3%Reduced
New York State Common Retirement Fund33,495$172.0K0.00%+112+0.3%Added
Boothbay Fund Management, LLC34,054$175.0K0.01%00.0%Unchanged
State Board of Administration of Florida Retirement System34,484$177.0K0.00%00.0%Unchanged
Belvedere Trading LLC41,149$179.0K0.04%+29,922+266.5%Added
Nomura Holdings Inc36,551$188.0K0.00%+36,551New
Flagship Harbor Advisors, LLC40,000$205.0K0.02%00.0%Unchanged
Levin Capital Strategies, L.P.44,911$230.0K0.02%+32,911+274.3%Added
Gsa Capital Partners LLP46,567$239.0K0.03%−59,413−56.1%Reduced
Cubist Systematic Strategies, LLC48,310$248.0K0.00%+48,310New
State of Wisconsin Investment Board55,900$287.0K0.00%+4,100+7.9%Added
JPMorgan Chase & Co56,016$288.0K0.00%+28,631+104.5%Added
Morgan Stanley58,530$300.0K0.00%−65,381−52.8%Reduced
Barclays PLC59,510$306.0K0.00%+39,474+197.0%Added
FMR LLC60,900$312.0K0.00%00.0%Unchanged
Bank of America Corp61,785$317.0K0.00%+40,930+196.3%Added
Citadel Advisors LLC62,621$321.0K0.00%+40,615+184.6%Added
IndexIQ Advisors LLC63,505$326.0K0.01%−4,104−6.1%Reduced
Public Employees Retirement System of Ohio68,698$352.0K0.00%00.0%Unchanged
Mariner, LLC80,292$412.0K0.00%−3,769−4.5%Reduced
Rhumbline Advisers86,358$443.0K0.00%+179+0.2%Added
Two Sigma Investments, LP87,926$451.0K0.00%−65,017−42.5%Reduced
Advisor Group Holdings, Inc.96,921$498.0K0.00%+137+0.1%Added
Roundview Capital LLC100,000$513.0K0.05%+100,000New
Susquehanna International Group, LLP123,173$632.0K0.00%+70,817+135.3%Added
Baird Financial Group, Inc.131,033$672.0K0.00%−314,544−70.6%Reduced
Charles Schwab Investment Management Inc132,184$679.0K0.00%+6,247+5.0%Added
Eidelman Virant Capital133,000$685.0K0.25%+40,000+43.0%Added
Parametric Portfolio Associates LLC139,887$718.0K0.00%−17,733−11.3%Reduced
SeaCrest Wealth Management, LLC145,000$744.0K0.08%−1,200−0.8%Reduced
PEAK6 Investments LLC148,209$760.0K0.02%+148,209New
Kerrisdale Advisers, LLC150,000$770.0K0.16%00.0%Unchanged
Prescott Group Capital Management, L.L.C.155,650$798.0K0.18%+155,650New
Simplex Trading, LLC166,752$855.0K0.03%+120,244+258.5%Added
Group One Trading, L.P.172,237$884.0K0.02%+101,259+142.7%Added
Nuveen Asset Management, LLC189,222$901.0K0.00%−21,507−10.2%Reduced
Ancora Advisors, LLC179,934$923.0K0.02%−55,659−23.6%Reduced
Royce & Associates LP190,000$975.0K0.01%00.0%Unchanged
Bank of New York Mellon Corp197,075$1.01M0.00%+3,821+2.0%Added
Two Sigma Advisers, LP224,238$1.15M0.00%+49,800+28.5%Added
Millennium Management LLC229,317$1.18M0.00%+94,546+70.2%Added
Caption Management, LLC230,000$1.18M0.07%+230,000New
Goldman Sachs Group Inc234,054$1.20M0.00%+17,962+8.3%Added
Toroso Investments, LLC277,005$1.42M0.04%+127,812+85.7%Added
Cooper Creek Partners Management LLC293,198$1.50M0.18%00.0%Unchanged
Difesa Capital Management, LP346,500$1.78M1.28%+346,500New
Capital Wealth Alliance, LLC352,352$1.81M1.05%+3,608+1.0%Added
Jacobs Levy Equity Management, Inc360,308$1.85M0.01%+7,183+2.0%Added
Northern Trust Corp438,676$2.25M0.00%−13,584−3.0%Reduced
Bridgeway Capital Management, LLC475,000$2.44M0.05%00.0%Unchanged
Wolf Hill Capital Management, LP523,187$2.68M0.79%−199,678−27.6%Reduced
CWM, LLC669,575$3.44M0.02%+669,575New
Geode Capital Management, LLC822,192$4.22M0.00%−5,011−0.6%Reduced